finance calculator
Image Calculator 1.0
Image Calculator - A widget that calculates the width in mm, the horizontal pixels or the dpi of a digital image more>>
Fill in two fields and Bildrechner calculates the third.
Spine Calculator 1.0
Spine Calculator will calculate the spine of a book given the paper thickness and number of pages more>>
Includes presets of several paper thicknesses.
Tested with Mac OS X 10.3.9.
Enhancements:
- changes with version 1.0.
VAT Calculator 2
VAT Calculator - Calculates VAT after entering net or gross amounts at the click of a button more>>
Pretty simple really, but saves time.
Enhancements:
- VAT Change rate now on reverse.
- Suggested by Rich - comment posted on my blog.
Concept Calculator 3.0
Concept Calculator is an efficient and simple app for you! It is Leopard more>>
Concept Calculator 3.0 comes to you as an efficient and simple app for you which is developed with Leopard style.
Requirements:
- Mac OS X 10.5 or higher
Tape Calculator 0.2
Provides access to a standard adding machine right from your dashboard. more>> Provides access to a standard adding machine right from your dashboard.
Tape Calculator was designed to replace a standard desktop adding machine, allowing 10-key touch number entry. Tape Calculator is perfect for high-speed substraction and adding of numbers and being able to verify totals.
Enhancements
- No longer makes a noise with every keypress.
- Supports copy - pressing [command+c] will copy the contents of the tape to the clipboard.
- Requested features for later versions: Tapes longer than 25 items.
Codec Calculator 3.0
Codec Calculator - Calculate data rates more>>
Main features:
- Tells you how much video can fit on a CD
- Converts from Bits to Bytes
- Predicts Video data rates for any QuickTime 6 Video Codec
- Predicts Audio data rates for any QuickTime 6 Audio Codec (even MP3)
- Maximum file size for videos
- Maximum Time (in seconds,minutes, and hours) for a certain storage area
- Calculates the number of video frames in a file
- Predicts download times.
Enhancements:
- 3GPP AMR Narrowband
- Ogg Vorbis.
Scope Calculator 2.1
Scope Calculator calculates and compares the magnification, field of view, and exit pupil of up to 7 eyepieces more>>
Also allows easy toggling between the results when used normally, with a Barlow lens, and with a SCT reducer-corrector.
Enhancements:
- Version 2.1: Simplified interface and improved Read Me file.
- Improved handling of improper data entries.
- First Mac Classic version.
Pregnancy Calculator 1.5.4
Pregnancy Calculator will calculate the prospective birth date, the progress of the pregnancy, the SSW and others more>>
Enhancements:
- This Version is only in English

PdC Calculator 2.0
PdC Calculator(formerly Dof Calculator) is developed to be a smart tool which provides you with a Depth of Field calculator and camera database. more>>
PdC Calculator 2.0 (formerly Dof Calculator) is developed to be a smart tool which provides you with a Depth of Field calculator and camera database.
Requirements:
- Mac OS X 10.3 or later.
DoF Calculator 1.7
DoF Calculator helps photographers and photo amateur to calculate hyperfocal and deep of field distance based on focal length more>>
Enhancements:
- Camera listed in alphabetic order
Attack Calculator 1.0
Free random battle Dashboard widget for your Mac more>>
Bayesian Calculator 2.0.2
Bayesian Calculator is a distinguished and easy to use tool which calculates positive predictive power, given prevalence and test results. more>>
Bayesian Calculator 2.0.2 is a distinguished and easy to use tool which calculates positive predictive power, given prevalence and test results.
Requirements: Mac OS X 10.2 or higher (Universal Binary)

Caveman's Calculator 1
Cavemans Calculator is a highspeed and powerful calculator with seven functional scales and a slide ruler. more>>
Caveman's Calculator 1 is a highspeed and powerful calculator with seven functional scales and a slide ruler.
There was once a time when most calculations were done with a slide rule. Caveman's Calculator brings the some of the most common slide rule functions to your desktop. Seven functional scales (C, D, A, B, CI, K, and L) with Quartz-precision placement of tick marks are packaged together in a sleek design. Caveman's Calculator allows you to multiply, divide, square, square root, inverse, logarithms, powers of ten, and a couple more.
D'ni Calculator 1.0
Dni Calculator is widget appealing to all fans of the Myst, Riven, and Uru games. more>>
D'ni Calculator 1.0 is widget appealing to all fans of the Myst, Riven, and Uru games. You can enter numbers using either Arabic or D'ni numerals, and it includes all basic mathematical operations. For D'ni fans in particular, it also features conversion between degrees and torans (15625 torans is a right angle). The widget is actually a new implementation of Simon Riedl's 1999 calculator, with a new graphic interface.
D?ni Calculator 1.0
D?ni Calculator - Calculator widget for Myst, Riven & Uru fans more>>
You can enter numbers using either Arabic or Dni numerals, and it includes all basic mathematical operations.
For Dni fans in particular, it also features conversion between degrees and torans (15625 torans is a right angle).
The widget is actually a new implementation of Simon Riedls 1999 calculator, with a new graphic interface.
Known limitations: no fractions (rounded off or down as the user specifies) and no keyboard input.